Make divisibility py3 compatible in DRBD driver
Make divisibility py3 compatible in DRBD driver

In python 2.x,
int / int = int
Eg: 3 / 2 = 1

But in python 3.x,
int / int = float (if the result turns out to be a
floating value)
Eg: 3 / 2 = 1.5

This patch addresses the change.

Change-Id: Ifa63b1b14bd9457ff0f76e729e3c1fd2ecdaee04

mahak/cinder,mahak/cinder,openstack/cinder,openstack/cinder